DR. GREGORY MARTIN METZ M.D.
NPI 1174797062
Allergy & Immunology - Allergy in Oklahoma City, OK

Q: What is Gregory Metz's NPI number?

The NPI number for Gregory Metz is 1174797062. It was assigned to this individual provider in the NPPES registry on April 22, 2008.

Q: What is Gregory Metz's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Metz was last updated on October 12, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since April 22, 2008PECOS EnrolledAccepts Medicare Assignment

56.06/100

CMS Quality Rating

750 NE 13TH STREET, OKLAHOMA CITY, OK 73104(405) 235-0040(405) 235-4495 Get Directions Write a Review

NPPES record last updated: October 12, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Dr. Gregory Martin Metz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY MARTIN METZ M.D. (NPI 1174797062) is an individual allergy provider in Oklahoma City, Oklahoma, licensed in Oklahoma (27997) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Oklahoma College Of Medicine (2004).

NPPES Registry Identity

NPI1174797062

Entity TypeIndividualMale

Primary Taxonomy207KA0200X

Provider Legal NameDR. GREGORY MARTIN METZCredential: M.D.

Location Address750 NE 13TH STREETOklahoma City, OK 73104-5051

Mailing Address750 Ne 13th StreetOklahoma City, OK 73104-5051 · (405) 235-0040 · Fax (405) 235-4495

Phone(405) 235-0040

Fax(405) 235-4495

Sole ProprietorNo

Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 2004

Enumeration DateApril 22, 2008

Last NPPES UpdateOctober 12, 2016

✔ NPI 1174797062 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & Immunology · AllergyAllopathic & Osteopathic Physicians

Taxonomy Code207KA0200X

Licenses✔ Licensed in OK · 27997✔ Licensed in NC · 122355

Definition

A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee

Also ListedSpecialistTaxonomy 174400000X · License 27997 (OK)

750 NE 13TH STREET, Oklahoma City, OK 73104

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory Martin Metz M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537212477

PECOS Enrollment IDI20101230001020

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

10,529 services297 patients

Test for allergy using allergenic extract 95004

An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.

3,463 services69 patients

Professional service for multiple injections of allergen 95117

The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.

2,282 services200 patients

Professional service for single injection of allergen 95115

A single allergen injection is a procedure where a small amount of a specific allergen is injected into your body. This is done to test your body's reaction to the allergen or to help your immune system become less sensitive to it, reducing allergic symptoms.

951 services76 patients

Test for allergy using allergenic extract injected into skin 95024

An allergy skin test involves injecting a small amount of allergenic extract into your skin. This test helps determine if you're allergic to specific substances. If allergic, a small red bump appears at the test site. It's safe and quick.

376 services29 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

224 services194 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

150 services136 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

131 services13 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

50 services48 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

41 services41 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

26 services26 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

18 services12 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

17 services17 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

56.06/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

39.21

Improvement Activities

Cost

34.58

Reported Quality Measures

Controlling High Blood Pressure

46%84 patients3/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

92%1,618 patients4/55-star benchmark: 100%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 10% · 935 patients

8%935 patients

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

41%46 patients1/55-star benchmark: 91%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

1 supplier11 claims21 services$18.43 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

2 suppliers22 claims22 services$2.72 avg. paid by Medicare

Injection, immune globulin (cuvitru), 100 mg J1555

Treatment-Injections and Infusions (nononcologic) · category RI008N

1 supplier11 claims4,410 services$11.73 avg. paid by Medicare

Injection, immune globulin (hizentra), 100 mg J1559

Treatment-Injections and Infusions (nononcologic) · category RI008N

3 suppliers14 claims4,980 services$9.55 avg. paid by Medicare

Supplies for external non-insulin drug infusion pump, syringe type cartridge, sterile, each K0552

DME-Other DME · category DE000N

3 suppliers18 claims61 services$2.38 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. KAREN LAVON GREGORY CNS

Clinical Nurse Specialist (Acute Care)

750 NE 13TH STREET
OKLAHOMA CITY, OK 73104

Oklahoma County (405) 235-0040

DR. SHAHAN AHMED STUTES M.D.

Allergy & Immunology

750 NE 13TH STREET
OKLAHOMA CITY, OK 73104

Oklahoma County (405) 235-0040

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Metz's NPI number?

The NPI number for Gregory Metz is 1174797062. It was assigned to this individual provider in the NPPES registry on April 22, 2008.

Where is Gregory Metz located?

Gregory Metz practices at 750 NE 13th Street, Oklahoma City, OK 73104. The listed phone number is (405) 235-0040.

What is Gregory Metz's specialty?

The primary specialty registered for this NPI is Allergy & Immunology, specializing in Allergy, with taxonomy code 207KA0200X.

Is Gregory Metz enrolled in Medicare?

Yes. Gregory Metz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gregory Metz accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Gregory Metz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Metz was last updated on October 12, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.